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他也知道自己逃不过。On the one hand, the core components of the network infrastructure have never changed in the past ten years, which makes some discovered and exploited vulnerabilities and some mature attack tools have a long life cycle and are still valid even today. On the other hand, the rapid development of the application of the Internet seven-layer model has diversified the attack targets of DDoS. From the web to DNS, from the three-layer network to the seven-layer application, from the protocol stack to the application App, the endless new products have also given hackers more opportunities and breakthrough points. Moreover, DDoS protection is a project with unequal technology and cost. Often, the construction cost of a business's DDoS defense system is larger than the cost or benefit of the business itself, which makes many start-up companies or small Internet companies unwilling to make more investment.男子不满道，天下读书人都是呆子，也轮不到我。自此，偌大的历史画卷逐渐铺现。以仁在医学所的浮沉及自立门户后的众多医疗事件为主线，不仅坂本龙马、胜海舟、绪方洪庵、新撰组等人物/组织悉数登场，仁更邂逅了与自己在现代的未婚妻样貌惊人相似的美丽花魁野风（中谷美纪 饰）。深感命运神奇的仁在试图将现代医疗技术引入江户的同时，也努力扭转着历史洪流中众人命定的走向。惹来更大麻烦，难道你要跟人一直对掐下去？这世上总有些人是咱们惹不起的。(2) A photocopy of the qualification certificate;